diff --git a/matlab/prior_draw.m b/matlab/prior_draw.m
index 326029778b25ab967e16168989c635e87ecf6805..58763b5d9ccec7f8915c3e8cb3ceabe5d0062158 100644
--- a/matlab/prior_draw.m
+++ b/matlab/prior_draw.m
@@ -21,7 +21,7 @@ function pdraw = prior_draw(BayesInfo, prior_trunc, uniform) % --*-- Unitary tes
 % SPECIAL REQUIREMENTS
 %   none
 %
-% NOTE 1. Input arguments 1 an 2 are only needed for initialization.
+% NOTE 1. Input arguments 1 and 2 are only needed for initialization.
 % NOTE 2. A given draw from the joint prior distribution does not satisfy BK conditions a priori.
 % NOTE 3. This code relies on bayestopt_ as created in the base workspace
 %           by the preprocessor (or as updated in subsequent pieces of code and handed to the base workspace)